APA引文

Kröger, H. (1990). Osteoporosis in rheumatoid arthritis. Dept. of Surgery, University of Kuopio.

Chicago Style (17th ed.) Citation

Kröger, Heikki. Osteoporosis in Rheumatoid Arthritis. Kuopio: Dept. of Surgery, University of Kuopio, 1990.

MLA引文

Kröger, Heikki. Osteoporosis in Rheumatoid Arthritis. Dept. of Surgery, University of Kuopio, 1990.

警告：这些引文格式不一定是100％准确.